1 reba inzara eshanu Kugeza ubu, muri rusange hari ubwoko butatu bwibikoresho bitanu byintebe zintebe: ibyuma, nylon, na aluminiyumu. Kubijyanye nigiciro, aluminium alloy> nylon> ibyuma, ariko ibikoresho bikoreshwa kuri buri kirango biratandukanye, kandi ntibishobora kuvugwa uko bishakiye ko aluminiyumu ari b ...
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